Q. The neutral axis of the cross-section a beam is that axis at which the bending stress is

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Q. Euler's formula holds good only for

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Q. The object of caulking in a riveted joint is to make the joint

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Q. The extremeties of any diameter on Mohr's circle represent

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Q. Two shafts 'A' and 'B' are made of same material. The shaft 'A' is solid and has diameter D. The shaft 'B' is hollow with outer diameter D and inner diameter D/2. The strength of hollow shaft in torsion is __________ as that of solid shaft.

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Q. The bending moment of a cantilever beam of length l and carrying a gradually varying load from zero at free end and w per unit length at the fixed end is __________ at the fixed end.

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Q. In a cantilever beam of length l subjected to a uniformly distributed load of w per unit length, the maximum deflection lies at the fixed end.

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Q. A lap joint is always in __________ shear.

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Q. The elongation of a conical bar under its own weight is __________ that of prismatic bar of the same length.

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Q. When the shear force diagram is a parabolic curve between two points, it indicates that there is a

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Q. The efficiency of a riveted joint is the ratio of the strength of the joint to the strength of the solid plate.

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Q. According to Euler's column theory, the crippling load for a column of length (l) with one end fixed and the other end free is __________ the crippling load for a similar column hinged at both the ends.

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Q. If percentage reduction in area of a certain specimen made of material 'A' under tensile test is 60% and the percentage reduction in area of a specimen with same dimensions made of material 'B' is 40%, then

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Q. The shear force diagram for a simply supported beam carrying a uniformly distributed load of w per unit length, consists of

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Q. A body is subjected to two normal stresses 20 kN/m² (tensile) and 10 kN/m² (compressive) acting perpendicular to each other. The maximum shear stress is

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Q. When a cantilever beam is loaded at its free end, the maximum compressive stress shall develop at

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Q. The rivets are made from ductile material.

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Q. The rectangular beam 'A' has length l, width b and depth d. Another beam 'B' has the same length and width but depth is double that of 'A'. The elastic strength of beam B will be __________ as compared to beam A.

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Q. When a closely-coiled helical spring is subjected to an axial load, it is said to be under

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Q. When a rectangular beam is loaded transversely, the zero stress is developed on the neutral axis.

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